Floor mounted dust mop cleaning device

Claim 1

IN A CLEANING DEVICE IN COMBINATION: A SUCTION UNIT COMPRISING AN IMPELLER, AND AN ELECTRIC MOTOR DRIVINGLY CONNECTED TO THE IMPELLER; A DUST COLLECTOR BAG MADE OF AIR PERVIOUS MATERIAL HAVING AN OPEN END AND HAVING SAID OPEN END HELD IN POSITION TO RECEIVE DUST LADEN AIR; MEANS INCLUDING THE AFORESAID IMPELLER FOR CAUSING DUST LADEN AIR TO ENTER SAID OPEN END OF THE DUST COLLECTOR BAG; AND MEANS FOR MOUNTING SAID DEVICE INCLUDING THE SUCTION UNIT AND THE DUST COLLECTOR BAG ON THE FLOOR OF A HOUSE IN A PROPERLY SHAPED OPENING IN THE FLOOR COMPRISING A PERFORATE COVER FOR THE DEVICE SUPPORTING THE SUCTION UNIT AND THE DUST COLLECTOR BAG BELOW SAID COVER AND RESTING ON THE FLOOR SO THAT THE IMPELLER, THE ELECTRIC MOTOR, AND THE DUST COLLECTOR BAG ARE ALL LOCATED BELOW THE FLOOR SURFACE, AND SO THAT THE UPPER SURFACE OF THE COVER FOR SAID DEVICE IS SUBSTANTIALLY AT THE SAME LEVEL AS THE ADJOINING FLOOR SURFACE; WHEREIN THE PERFORATE COVER IS SLOTTED, THE OPEN END OF THE DUST COLLECTOR BAG IS SECURED DIRECTLY TO THE SLOTTED COVER, THE SUCTION UNIT IS MOUNTED DIRECTLY BENEATH SAID DUST COLLECTOR BAG AND DRAWS AIR THROUGH SAID SLOTTED COVER, THROUGH SAID DUST COLLECTOR BAG INTO SAID SUCTION DEVICE, AND OUT OF THE BOTTOM OF THE CLEANING DEVICE, THE MOTOR IS MOUNTED DIRECTLY BELOW THE IMPELLER AND IS SUPPORTED BY THE IMPELLER TO DRIVE THE IMPELLER, THERE IS PROVIDED AN UPPER CASING SECURED TO SAID COVER AND SURROUNDING AND SUPPORTING THE DUST COLLECTOR BAG, A LOWER CASING HOUSING SAID IMPELLER AND SAID MOTOR, AND FIRST BRACKET ARE SECURED TO SAID UPPER CASE AND SUPPORT SAID IMPELLER, AND SECOND BRACKETS ARE SECURED TO THE FIRST BRACKETS AND SUPPORT SAID LOWER CASING.